Home / 29,109.36-43,625.12-13,492.56

Finding the Fourth Proportional to 29,109.36, 43,625.12 and 13,492.56

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Solution

The fourth proportional to 29,109.36, 43,625.12 and 13,492.56 is: 20,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.36 : 43,625.12 = 13,492.56 : x
  2. Step 2: Convert to fraction form
    29,109.36/43,625.12 = 13,492.56/x
  3. Step 3: Cross multiply
    29,109.36x = 43,625.12 × 13,492.56
  4. Step 4: Simplify right side
    29,109.36x = 588,614,549.11
  5. Step 5: Solve for x
    x = 588,614,549.11/29,109.36
  6. Step 6: Final answer
    x = 20,220.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.